CAJ | 학술논문

早恢R458是江西省农业科学院水稻研究所以桂朝13号为父本,IR58为母本杂交,经过多代定向选育而成的籼型三系早稻恢复系,具有恢复力强、配合力高、千粒重大、品质优、制种产量高等特点;2009年5月通过省技术鉴定;2009年7月获植物新品种保护权.利用该恢复系所配组合通过省审或国审,江Ⅱ优赣17号(江农早IIA/R458)1999年通过江西品种审定,金优458(金23A/R458)2003年3月通过江西品种审定、2008年8月通过国家品种审定、2009年被农业部认定为超级稻,优1458(优IA/R458)2005年11月通过江西品种审定.R458系列组合推广产生了巨大的经济效益和社会效益.
조회R458시강서성농업과학원수도연구소이계조13호위부본,IR58위모본잡교,경과다대정향선육이성적선형삼계조도회복계,구유회복력강、배합력고、천립중대、품질우、제충산량고등특점;2009년5월통과성기술감정;2009년7월획식물신품충보호권.이용해회복계소배조합통과성심혹국심,강Ⅱ우공17호(강농조IIA/R458)1999년통과강서품충심정,금우458(금23A/R458)2003년3월통과강서품충심정、2008년8월통과국가품충심정、2009년피농업부인정위초급도,우1458(우IA/R458)2005년11월통과강서품충심정.R458계렬조합추엄산생료거대적경제효익화사회효익.
R458 is an indica type restorer line for early season rice,which is derived from the cross of the restorer line Guichao 13 as male and IR58 as female and was bred by the Rice Research Institute of Jiangxi Academy of Agricultural Sciences.It is characteristic of strong restoring ability,good combining ability,large thousand-grain weight,good quality,good integrated agronomic characters,high hybrid rice seed-production and so on.R458 was technically identified at a provincial level in May,2009 and got new plant variety protective right in July,2009.JiangⅡyougan 17(Jiangnongzao Ⅱ A/R458)was registered by the Jiangxi Provincial Crop Variety Appraisal Committee in 1999.Jinyou458(Jinyou 23 A/R458)was registered by the Jiangxi Provincial Crop Variety Appraisal Committee in 2003 and certified to release for commercial production by the National Crop Variety Appraisal Committee in 2008 and was identified as super rice by Ministry of Agriculture in 2009.You I 458(You I A/R458)was registered by the Jiangxi Provincial Crop Variety Appraisal Committee in 2005.Large scale extension of serial combination of R458 has produced great economical and social benefits.